Since 1993, Committed to the development of public payphone, Have developed card phone, GSM wireless public payphone, VOIP phone, Sales countries Czech Republic, South Africa, Vietnam, Germany, Australia, Over the past decade, changes in the communications industry, mobile communications boom, and then the evolution of VoIP, Combined with APP software development system, GPS tracking system, sent a car taxi system, Android KIOSK, video intercom system, Is committed to providing intelligence and wisdom of home lighting solutions.